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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Copyright 2011 Google Inc.</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * Licensed under the Apache License, Version 2.0 (the "License");</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * you may not use this file except in compliance with the License.</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *      <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  
<a class="jxr_linenumber" name="17" href="#17">17</a>  <strong class="jxr_keyword">package</strong> org.inftel.ssa.mobile.util;
<a class="jxr_linenumber" name="18" href="#18">18</a>  
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> java.util.Formatter;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.util.Locale;
<a class="jxr_linenumber" name="22" href="#22">22</a>  
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> android.content.Context;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> android.content.Intent;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> android.content.SharedPreferences;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> android.content.pm.PackageManager;
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> android.content.pm.ResolveInfo;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> android.content.res.Configuration;
<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> android.graphics.Color;
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> android.graphics.Typeface;
<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> android.graphics.drawable.Drawable;
<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> android.os.Build;
<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> android.preference.PreferenceManager;
<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> android.text.Html;
<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> android.text.Spannable;
<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> android.text.SpannableStringBuilder;
<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> android.text.TextUtils;
<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> android.text.format.DateUtils;
<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> android.text.method.LinkMovementMethod;
<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> android.text.style.StyleSpan;
<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> android.widget.TextView;
<a class="jxr_linenumber" name="42" href="#42">42</a>  
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> * An assortment of UI helpers.</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/inftel/ssa/mobile/util/UIUtils.html">UIUtils</a> {
<a class="jxr_linenumber" name="47" href="#47">47</a>  
<a class="jxr_linenumber" name="48" href="#48">48</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Flags used with {@link DateUtils#formatDateRange}. */</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> TIME_FLAGS = DateUtils.FORMAT_SHOW_TIME
<a class="jxr_linenumber" name="50" href="#50">50</a>              | DateUtils.FORMAT_SHOW_WEEKDAY | DateUtils.FORMAT_ABBREV_WEEKDAY;
<a class="jxr_linenumber" name="51" href="#51">51</a>  
<a class="jxr_linenumber" name="52" href="#52">52</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> {@link StringBuilder} used for formatting time block. */</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> StringBuilder sBuilder = <strong class="jxr_keyword">new</strong> StringBuilder(50);
<a class="jxr_linenumber" name="54" href="#54">54</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> {@link Formatter} used for formatting time block. */</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> Formatter sFormatter = <strong class="jxr_keyword">new</strong> Formatter(sBuilder, Locale.getDefault());
<a class="jxr_linenumber" name="56" href="#56">56</a>  
<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> StyleSpan sBoldSpan = <strong class="jxr_keyword">new</strong> StyleSpan(Typeface.BOLD);
<a class="jxr_linenumber" name="58" href="#58">58</a>  
<a class="jxr_linenumber" name="59" href="#59">59</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment">     * Format and return the given {@link Blocks} and {@link Rooms} values using</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment">     * {@link #CONFERENCE_TIME_ZONE}.</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String formatSessionSubtitle(<strong class="jxr_keyword">long</strong> blockStart, <strong class="jxr_keyword">long</strong> blockEnd,
<a class="jxr_linenumber" name="64" href="#64">64</a>              String roomName, Context context) {
<a class="jxr_linenumber" name="65" href="#65">65</a>  
<a class="jxr_linenumber" name="66" href="#66">66</a>          <em class="jxr_comment">// NOTE: There is an efficient version of formatDateRange in Eclair and</em>
<a class="jxr_linenumber" name="67" href="#67">67</a>          <em class="jxr_comment">// beyond that allows you to recycle a StringBuilder.</em>
<a class="jxr_linenumber" name="68" href="#68">68</a>          <strong class="jxr_keyword">final</strong> CharSequence timeString = DateUtils.formatDateRange(context,
<a class="jxr_linenumber" name="69" href="#69">69</a>                  blockStart, blockEnd, TIME_FLAGS);
<a class="jxr_linenumber" name="70" href="#70">70</a>  
<a class="jxr_linenumber" name="71" href="#71">71</a>          <strong class="jxr_keyword">return</strong> <span class="jxr_string">"mmm... parece util"</span>; <em class="jxr_comment">// context.getString(R.string.session_subtitle,</em>
<a class="jxr_linenumber" name="72" href="#72">72</a>                                       <em class="jxr_comment">// timeString, roomName);</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>      }
<a class="jxr_linenumber" name="74" href="#74">74</a>  
<a class="jxr_linenumber" name="75" href="#75">75</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment">     * Populate the given {@link TextView} with the requested text, formatting</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment">     * through {@link Html#fromHtml(String)} when applicable. Also sets</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment">     * {@link TextView#setMovementMethod} so inline links are handled.</em>
<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="80" href="#80">80</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> setTextMaybeHtml(TextView view, String text) {
<a class="jxr_linenumber" name="81" href="#81">81</a>          <strong class="jxr_keyword">if</strong> (TextUtils.isEmpty(text)) {
<a class="jxr_linenumber" name="82" href="#82">82</a>              view.setText(<span class="jxr_string">""</span>);
<a class="jxr_linenumber" name="83" href="#83">83</a>              <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="84" href="#84">84</a>          }
<a class="jxr_linenumber" name="85" href="#85">85</a>          <strong class="jxr_keyword">if</strong> (text.contains(<span class="jxr_string">"&lt;"</span>) &amp;&amp; text.contains(<span class="jxr_string">"&gt;"</span>)) {
<a class="jxr_linenumber" name="86" href="#86">86</a>              view.setText(Html.fromHtml(text));
<a class="jxr_linenumber" name="87" href="#87">87</a>              view.setMovementMethod(LinkMovementMethod.getInstance());
<a class="jxr_linenumber" name="88" href="#88">88</a>          } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="89" href="#89">89</a>              view.setText(text);
<a class="jxr_linenumber" name="90" href="#90">90</a>          }
<a class="jxr_linenumber" name="91" href="#91">91</a>      }
<a class="jxr_linenumber" name="92" href="#92">92</a>  
<a class="jxr_linenumber" name="93" href="#93">93</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="94" href="#94">94</a>  <em class="jxr_javadoccomment">     * Given a snippet string with matching segments surrounded by curly braces,</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment">     * turn those areas into bold spans, removing the curly braces.</em>
<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="97" href="#97">97</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> Spannable buildStyledSnippet(String snippet) {
<a class="jxr_linenumber" name="98" href="#98">98</a>          <strong class="jxr_keyword">final</strong> SpannableStringBuilder builder = <strong class="jxr_keyword">new</strong> SpannableStringBuilder(snippet);
<a class="jxr_linenumber" name="99" href="#99">99</a>  
<a class="jxr_linenumber" name="100" href="#100">100</a>         <em class="jxr_comment">// Walk through string, inserting bold snippet spans</em>
<a class="jxr_linenumber" name="101" href="#101">101</a>         <strong class="jxr_keyword">int</strong> startIndex = -1, endIndex = -1, delta = 0;
<a class="jxr_linenumber" name="102" href="#102">102</a>         <strong class="jxr_keyword">while</strong> ((startIndex = snippet.indexOf('{', endIndex)) != -1) {
<a class="jxr_linenumber" name="103" href="#103">103</a>             endIndex = snippet.indexOf('}', startIndex);
<a class="jxr_linenumber" name="104" href="#104">104</a> 
<a class="jxr_linenumber" name="105" href="#105">105</a>             <em class="jxr_comment">// Remove braces from both sides</em>
<a class="jxr_linenumber" name="106" href="#106">106</a>             builder.delete(startIndex - delta, startIndex - delta + 1);
<a class="jxr_linenumber" name="107" href="#107">107</a>             builder.delete(endIndex - delta - 1, endIndex - delta);
<a class="jxr_linenumber" name="108" href="#108">108</a> 
<a class="jxr_linenumber" name="109" href="#109">109</a>             <em class="jxr_comment">// Insert bold style</em>
<a class="jxr_linenumber" name="110" href="#110">110</a>             builder.setSpan(sBoldSpan, startIndex - delta, endIndex - delta - 1,
<a class="jxr_linenumber" name="111" href="#111">111</a>                     Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
<a class="jxr_linenumber" name="112" href="#112">112</a> 
<a class="jxr_linenumber" name="113" href="#113">113</a>             delta += 2;
<a class="jxr_linenumber" name="114" href="#114">114</a>         }
<a class="jxr_linenumber" name="115" href="#115">115</a> 
<a class="jxr_linenumber" name="116" href="#116">116</a>         <strong class="jxr_keyword">return</strong> builder;
<a class="jxr_linenumber" name="117" href="#117">117</a>     }
<a class="jxr_linenumber" name="118" href="#118">118</a> 
<a class="jxr_linenumber" name="119" href="#119">119</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getLastUsedTrackID(Context context) {
<a class="jxr_linenumber" name="120" href="#120">120</a>         SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(context);
<a class="jxr_linenumber" name="121" href="#121">121</a>         <strong class="jxr_keyword">return</strong> sp.getString(<span class="jxr_string">"last_track_id"</span>, <strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="122" href="#122">122</a>     }
<a class="jxr_linenumber" name="123" href="#123">123</a> 
<a class="jxr_linenumber" name="124" href="#124">124</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> setLastUsedTrackID(Context context, String trackID) {
<a class="jxr_linenumber" name="125" href="#125">125</a>         SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(context);
<a class="jxr_linenumber" name="126" href="#126">126</a>         sp.edit().putString(<span class="jxr_string">"last_track_id"</span>, trackID).commit();
<a class="jxr_linenumber" name="127" href="#127">127</a>     }
<a class="jxr_linenumber" name="128" href="#128">128</a> 
<a class="jxr_linenumber" name="129" href="#129">129</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> BRIGHTNESS_THRESHOLD = 130;
<a class="jxr_linenumber" name="130" href="#130">130</a> 
<a class="jxr_linenumber" name="131" href="#131">131</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_javadoccomment">     * Calculate whether a color is light or dark, based on a commonly known</em>
<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_javadoccomment">     * brightness formula.</em>
<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment">     * @see {@literal <a href="http://en.wikipedia.org/wiki/HSV_color_space%23Lightness" target="alexandria_uri">http://en.wikipedia.org/wiki/HSV_color_space%23Lightness</a>}</em>
<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="137" href="#137">137</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isColorDark(<strong class="jxr_keyword">int</strong> color) {
<a class="jxr_linenumber" name="138" href="#138">138</a>         <strong class="jxr_keyword">return</strong> ((30 * Color.red(color) +
<a class="jxr_linenumber" name="139" href="#139">139</a>                 59 * Color.green(color) + 11 * Color.blue(color)) / 100) &lt;= BRIGHTNESS_THRESHOLD;
<a class="jxr_linenumber" name="140" href="#140">140</a>     }
<a class="jxr_linenumber" name="141" href="#141">141</a> 
<a class="jxr_linenumber" name="142" href="#142">142</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isHoneycomb() {
<a class="jxr_linenumber" name="143" href="#143">143</a>         <em class="jxr_comment">// Can use static final constants like HONEYCOMB, declared in later</em>
<a class="jxr_linenumber" name="144" href="#144">144</a>         <em class="jxr_comment">// versions of the OS since they are inlined at compile time. This is</em>
<a class="jxr_linenumber" name="145" href="#145">145</a>         <em class="jxr_comment">// guaranteed behavior.</em>
<a class="jxr_linenumber" name="146" href="#146">146</a>         <strong class="jxr_keyword">return</strong> Build.VERSION.SDK_INT &gt;= Build.VERSION_CODES.HONEYCOMB;
<a class="jxr_linenumber" name="147" href="#147">147</a>     }
<a class="jxr_linenumber" name="148" href="#148">148</a> 
<a class="jxr_linenumber" name="149" href="#149">149</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isTablet(Context context) {
<a class="jxr_linenumber" name="150" href="#150">150</a>         <strong class="jxr_keyword">return</strong> (context.getResources().getConfiguration().screenLayout
<a class="jxr_linenumber" name="151" href="#151">151</a>         &amp; Configuration.SCREENLAYOUT_SIZE_MASK)
<a class="jxr_linenumber" name="152" href="#152">152</a>         &gt;= Configuration.SCREENLAYOUT_SIZE_LARGE;
<a class="jxr_linenumber" name="153" href="#153">153</a>     }
<a class="jxr_linenumber" name="154" href="#154">154</a> 
<a class="jxr_linenumber" name="155" href="#155">155</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isHoneycombTablet(Context context) {
<a class="jxr_linenumber" name="156" href="#156">156</a>         <strong class="jxr_keyword">return</strong> isHoneycomb() &amp;&amp; isTablet(context);
<a class="jxr_linenumber" name="157" href="#157">157</a>     }
<a class="jxr_linenumber" name="158" href="#158">158</a> 
<a class="jxr_linenumber" name="159" href="#159">159</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">long</strong> getCurrentTime(<strong class="jxr_keyword">final</strong> Context context) {
<a class="jxr_linenumber" name="160" href="#160">160</a>         <strong class="jxr_keyword">return</strong> System.currentTimeMillis();
<a class="jxr_linenumber" name="161" href="#161">161</a>     }
<a class="jxr_linenumber" name="162" href="#162">162</a> 
<a class="jxr_linenumber" name="163" href="#163">163</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> Drawable getIconForIntent(<strong class="jxr_keyword">final</strong> Context context, Intent i) {
<a class="jxr_linenumber" name="164" href="#164">164</a>         PackageManager pm = context.getPackageManager();
<a class="jxr_linenumber" name="165" href="#165">165</a>         List&lt;ResolveInfo&gt; infos = pm.queryIntentActivities(i, PackageManager.MATCH_DEFAULT_ONLY);
<a class="jxr_linenumber" name="166" href="#166">166</a>         <strong class="jxr_keyword">if</strong> (infos.size() &gt; 0) {
<a class="jxr_linenumber" name="167" href="#167">167</a>             <strong class="jxr_keyword">return</strong> infos.get(0).loadIcon(pm);
<a class="jxr_linenumber" name="168" href="#168">168</a>         }
<a class="jxr_linenumber" name="169" href="#169">169</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="170" href="#170">170</a>     }
<a class="jxr_linenumber" name="171" href="#171">171</a> 
<a class="jxr_linenumber" name="172" href="#172">172</a> }
</pre>
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